Dental Alloys for CAD/CAM

A special issue of Metals (ISSN 2075-4701).

Deadline for manuscript submissions: closed (31 May 2019) | Viewed by 3748

Special Issue Editors


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Guest Editor
Department of Dental Biomaterials, School of Dentistry, and Institute for Biomaterials Research & Development, Kyungpook National University, Daegu, Korea
Interests: bonding; surface; metallic biomaterials; biocompatibility
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Guest Editor
Department of Prosthodontics, School of Dentistry, Kyungpook National University, Daegu, Korea
Interests: CAD/CAM; fixed dental prosthodontics; dental implant
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

The production of metallic restorations in the dental field has conventionally been carried out using the lost wax casting technique. In the last decade, however, computer-aided design/computer-assisted manufacturing (CAD/CAM) technologies have revolutionized dental manufacturing processes. The CAM milling process, which is based on subtractive manufacturing, was introduced for the production of dental restorations, together with the traditional casting technique. Thereafter, additive manufacturing was also introduced.  In dentistry, these new CAD/CAM-based techniques may well replace the traditional casting technique.

We cordially invite you to submit a manuscript to the upcoming Special Issue on “Dental Alloys for CAD/CAM”. The aim of this Special Issue is to advance the state of knowledge and expertise in the field of CAD/CAM dental alloys. This Special Issue will include original research articles, research articles, reviews, and clinical case reports. Suggested topics include, but are not limited to:

  • Novel CAD/CAM alloys formulations, materials compositions, and materials synthesis for dentistry
  • Methods and processes that enhance application impacts of dental alloys in computerized clinical dentistry and dental laboratory technology
  • Research articles and clinical reports on all aspects of dental alloys in computer-based diagnostic and therapeutic applications, with special emphasis placed on CAD/CAM and image-processing systems
  • Properties or performance of dental alloys for CAD/CAM in oral environment and reaction of host tissues to materials
  • Scientific and clinical progress of dental alloys in the field of digital prosthodontics and its related areas concerned with esthetic and functional restorations, occlusion, implants, and prostheses

Prof. Dr. Tae-Yub Kwon
Assist. Prof. Dr. Du-Hyeong Lee
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Metals is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • CAD/CAM;
  • Dental alloys;
  • Powder metallurgy;
  • Milling;
  • 3D Printing;
  • Selective laser melting;
  • Microstructure;
  • Mechanical properties;
  • Biocompatibility;
  • Dental applications

Published Papers (1 paper)

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Research

9 pages, 5479 KiB  
Article
Effect of Different Post-Sintering Temperatures on the Microstructures and Mechanical Properties of a Pre-Sintered Co–Cr Alloy
by Seong-Ho Jang, Bong Ki Min, Min-Ho Hong and Tae-Yub Kwon
Metals 2018, 8(12), 1036; https://doi.org/10.3390/met8121036 - 07 Dec 2018
Cited by 7 | Viewed by 2833
Abstract
Although a cobalt–chromium (Co–Cr) blank in a pre-sintered state has been developed, there are few data on the optimal temperature for the alloy in terms of the desired mechanical properties. A metal block (Soft Metal, LHK, Chilgok, Korea) was milled to produce either [...] Read more.
Although a cobalt–chromium (Co–Cr) blank in a pre-sintered state has been developed, there are few data on the optimal temperature for the alloy in terms of the desired mechanical properties. A metal block (Soft Metal, LHK, Chilgok, Korea) was milled to produce either disc-shaped or dumbbell-shaped specimens. All the milled specimens were post-sintered in a furnace at 1250, 1350 or 1450 °C. The microstructures, shrinkage and density of the three different alloys were investigated using the disc-shaped specimens. The mechanical properties were investigated with a tensile test according to ISO 22674 (n = 6). The number and size of the pores in the alloys decreased with increased temperature. The shrinkage and density of the alloys increased with temperature. In the 1250 °C alloy, the formation of the ε (hexagonal close-packed) phase was more predominant than that of the γ (face-centered cubic) phase. The 1350 °C and 1450 °C alloys showed γ phase formation more predominantly. Carbide formation was increased along with temperature. The 1450 °C group showed the largest grain size among the three groups. In general, the 1350 °C group exhibited mechanical properties superior to the 1250 °C and 1450 °C groups. These findings suggest that 1350 °C was the most optimal post-sintering temperature for the pre-sintered blank. Full article
(This article belongs to the Special Issue Dental Alloys for CAD/CAM)
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